src/user/raleigh/w/vbox.cpp


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45

#include <raleigh/w/vbox.h>

namespace raleigh {
  vbox::vbox(dllist<widget &> widgets) : widgets(widgets) {
    uint32_t w = 0, h = 0;
    for (dllist<widget &>::node *n = widgets.first; n; n = n->next) {
      h += n->d.size.y;
      if (n->d.size.x > w)
        w = n->d.size.x;
    }
    size = coord(w, h);
    closest_opaque = 0;
  }

  void vbox::notify_window_change() {
    uint32_t h = window_offset.y;
    for (dllist<widget &>::node *n = widgets.first; n; n = n->next) {
      n->d.w = w;
      n->d.window_offset = coord(window_offset.x + size.x / 2 - n->d.size.x / 2, h);
      n->d.notify_window_change();
      h += n->d.size.y;
    }
  }

  void vbox::paint(_pixel_t *pixbuf, uint32_t pitch) {
    for (dllist<widget &>::node *n = widgets.first; n; n = n->next)
      n->d.paint(pixbuf, pitch);
  }

  bool vbox::try_handle_click(coord window_coords, enum mouse_packet::mouse_button click_type, bool up) {
    uint32_t h = window_offset.y;
    dllist<widget &>::node *n = widgets.first;
    while (h + n->d.size.y <= window_coords.y) {
      h += n->d.size.y;
      n = n->next;
    }
    return (window_coords.x >= n->d.window_offset.x) &&
           (window_coords.x < n->d.window_offset.x + n->d.size.x) &&
            n->d.try_handle_click(window_coords, click_type, up);
  }

  void vbox::notify_has_opaque_parent(widget *parent) {
    closest_opaque = parent;
  }
}